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Choroidal Thickness in a Hyperopic Pediatric Population.

Vanessa Antonia Gerena Arévalo1,2, Jose Maria Ruiz-Moreno1,3

  • 1Department of Ophthalmology, Puerta de Hierro-Majadahonda University Hospital, 28222 Madrid, Spain.

Diagnostics (Basel, Switzerland)
|October 27, 2022
PubMed
Summary
This summary is machine-generated.

Children with hyperopia, a refractive error, have thicker choroidal thickness (CT) compared to emmetropic children. This difference is linked to axial length and refractive error, particularly in older children.

Keywords:
childrenchoroidhyperopiaswept-source optical coherence tomography

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Area of Science:

  • Ophthalmology
  • Pediatric Ophthalmology
  • Optical Coherence Tomography

Background:

  • Choroidal thickness (CT) is a key indicator of ocular health.
  • Understanding CT variations in pediatric refractive errors is crucial for early detection and management.
  • Hyperopia and emmetropia represent different refractive states in children with distinct ocular characteristics.

Purpose of the Study:

  • To compare choroidal thickness (CT) between hyperopic and emmetropic children.
  • To investigate the relationship between CT, axial length (AL), and refractive error (SE) in pediatric populations.
  • To analyze age-related differences in CT between hyperopic and emmetropic children.

Main Methods:

  • Prospective, cross-sectional comparative study involving 62 hyperopic and 66 emmetropic children.
  • Swept-source optical coherence tomography (SS-OCT) used to measure macular choroidal thickness at nine locations.
  • Axial length (AL) and refractive error (SE) were recorded for all participants.

Main Results:

  • Hyperopic children exhibited significantly shorter axial length (AL) compared to emmetropic children (p < 0.001).
  • Mean choroidal thickness (CT) was significantly greater in the hyperopic group (p = 0.039).
  • CT differences were significant in children aged 6–18 years, correlating with AL and SE, but not in younger children (2–5 years).

Conclusions:

  • Hyperopic children demonstrate statistically thicker choroidal tissue than their emmetropic peers.
  • Axial length and spherical equivalent show significant correlations with CT in older children (6–18 years).
  • These findings highlight age-dependent variations in the relationship between refractive error and choroidal development.